bit4bit@riseup.net
52632babb2
FossilOrigin-Name: 964ad19875edfc7f6990f795396eeeb4c66809eefe93303b1479d6c3ad2e2484
257 lines
10 KiB
Python
257 lines
10 KiB
Python
# This file is part of facho. The COPYRIGHT file at the top level of
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# this repository contains the full copyright notices and license terms.
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import hashlib
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from functools import reduce
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import copy
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from dataclasses import dataclass
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from datetime import datetime
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from .data import dian
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from . import fe
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@dataclass
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class Party:
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name: str
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ident: str
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responsability_code: str
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organization_code: str
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phone: str = ''
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address: str = ''
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email: str = ''
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legal_name: str = ''
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legal_company_ident: str = ''
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legal_address: str = ''
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@dataclass
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class TaxSubTotal:
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percent: float
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tax_scheme_ident: str = '01'
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tax_amount: float = 0.0
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taxable_amount: float = 0.0
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def calculate(self, invline):
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self.tax_amount = invline.total_amount * (self.percent / 100)
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self.taxable_amount = invline.total_amount
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@dataclass
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class TaxTotal:
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subtotals: list
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tax_amount: float = 0.0
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taxable_amount: float = 0.0
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def calculate(self, invline):
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for subtax in self.subtotals:
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subtax.calculate(invline)
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self.tax_amount += subtax.tax_amount
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self.taxable_amount += subtax.taxable_amount
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@dataclass
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class InvoiceLine:
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# RESOLUCION 0004: pagina 155
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quantity: int
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description: str
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item_ident: int
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price_amount: float
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tax: TaxTotal
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@property
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def total_amount(self):
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return self.quantity * self.price_amount
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@property
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def total_tax_inclusive_amount(self):
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return self.tax.taxable_amount + self.tax.tax_amount
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@property
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def total_tax_exclusive_amount(self):
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return self.tax.taxable_amount
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def calculate(self):
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self.tax.calculate(self)
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@dataclass
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class LegalMonetaryTotal:
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line_extension_amount: float = 0.0
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tax_exclusive_amount: float = 0.0
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tax_inclusive_amount: float = 0.0
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charge_total_amount: float = 0.0
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payable_amount: float = 0.0
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class Invoice:
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def __init__(self):
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self.invoice_period_start = None
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self.invoice_period_end = None
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self.invoice_issue = None
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self.invoice_ident = None
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self.invoice_legal_monetary_total = LegalMonetaryTotal(0, 0, 0, 0, 0)
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self.invoice_customer = None
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self.invoice_supplier = None
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self.invoice_lines = []
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def set_period(self, startdate, enddate):
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self.invoice_period_start = startdate
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self.invoice_period_end = enddate
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def set_issue(self, dtime: datetime):
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self.invoice_issue = dtime
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def set_ident(self, ident: str):
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self.invoice_ident = ident
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def set_supplier(self, party: Party):
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self.invoice_supplier = party
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def set_customer(self, party: Party):
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self.invoice_customer = party
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def add_invoice_line(self, line: InvoiceLine):
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self.invoice_lines.append(line)
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def validate(self, validator):
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validator.validate_customer(self.invoice_customer)
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validator.validate_supplier(self.invoice_supplier)
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for invline in self.invoice_lines:
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validator.validate_invoice_line(self, invline)
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def _calculate_legal_monetary_total(self):
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for invline in self.invoice_lines:
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self.invoice_legal_monetary_total.line_extension_amount += invline.total_amount
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self.invoice_legal_monetary_total.tax_exclusive_amount += invline.total_tax_exclusive_amount
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self.invoice_legal_monetary_total.tax_inclusive_amount += invline.total_tax_inclusive_amount
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self.invoice_legal_monetary_total.charge_total_amount += invline.total_amount
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#self.invoice_legal_monetary_total.payable_amount = self.invoice_legal_monetary_total.tax_exclusive_amount \
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# + self.invoice_legal_monetary_total.line_extension_amount \
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# + self.invoice_legal_monetary_total.tax_inclusive_amount
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self.invoice_legal_monetary_total.payable_amount = self.invoice_legal_monetary_total.tax_inclusive_amount
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def calculate(self):
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for invline in self.invoice_lines:
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invline.calculate()
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self._calculate_legal_monetary_total()
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class DianResolucion0001Validator:
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def __init__(self):
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self.errors = []
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def _validate_party(self, party):
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try:
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dian.TipoResponsabilidad[party.responsability_code]
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except KeyError:
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self.errors.append(('responsability_code', 'not found'))
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try:
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dian.TipoOrganizacion[party.organization_code]
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except KeyError:
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self.errors.append(('organization_code', 'not found'))
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def validate_customer(self, customer):
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self._validate_party(customer)
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def validate_supplier(self, supplier):
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self._validate_party(supplier)
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def validate_invoice_line(self, invoice, line):
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pass
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def valid(self):
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return not self.errors
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class DIANInvoiceXML(fe.FeXML):
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def __init__(self, invoice):
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super().__init__('Invoice', 'http://www.dian.gov.co/contratos/facturaelectronica/v1')
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self.attach_invoice(invoice)
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def attach_invoice(self, invoice):
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"""adiciona etiquetas a FEXML y retorna FEXML
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en caso de fallar validacion retorna None"""
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fexml = self
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invoice.calculate()
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fexml.set_element('/fe:Invoice/cbc:ID', invoice.invoice_ident)
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fexml.set_element('/fe:Invoice/cbc:IssueDate', self.issue_date(invoice.invoice_issue))
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fexml.set_element('/fe:Invoice/cbc:IssueTime', self.issue_time(invoice.invoice_issue))
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fexml.set_element('/fe:Invoice/cac:InvoicePeriod/cbc:StartDate', invoice.invoice_period_start.strftime('%Y-%m-%d'))
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fexml.set_element('/fe:Invoice/cac:InvoicePeriod/cbc:EndDate', invoice.invoice_period_end.strftime('%Y-%m-%d'))
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fexml.set_element('/fe:Invoice/cbc:LineCountNumeric', len(invoice.invoice_lines))
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fexml.set_element('/fe:Invoice/fe:AccountingSupplierParty/fe:Party/cac:PartyIdentification/cbc:ID',
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invoice.invoice_supplier.ident)
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fexml.set_element('/Invoice/cac:AccountingSupplierParty/cac:Party/cac:PartyTaxScheme/cbc:CompanyID',
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invoice.invoice_supplier.ident)
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fexml.set_element('/fe:Invoice/fe:AccountingSupplierParty/fe:Party/fe:PartyTaxScheme/cbc:TaxLevelCode',
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invoice.invoice_supplier.responsability_code)
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fexml.set_element('/fe:Invoice/fe:AccountingSupplierParty/cbc:AdditionalAccountID',
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invoice.invoice_supplier.organization_code)
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fexml.set_element('/fe:Invoice/fe:AccountingSupplierParty/fe:Party/cac:PartyName/cbc:Name',
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invoice.invoice_supplier.name)
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fexml.set_element('/fe:Invoice/fe:AccountingSupplierParty/fe:Party/fe:PartyLegalEntity/cbc:RegistrationName',
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invoice.invoice_supplier.legal_name)
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fexml.set_element('/fe:Invoice/fe:AccountingSupplierParty/fe:Party/fe:PhysicalLocation/fe:Address/cac:AddressLine/cbc:Line',
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invoice.invoice_supplier.address)
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fexml.set_element('/fe:Invoice/fe:AccountingCustomerParty/fe:Party/cac:PartyIdentification/cbc:ID',
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invoice.invoice_customer.ident)
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fexml.set_element('/fe:Invoice/fe:AccountingCustomerParty/fe:Party/fe:PartyTaxScheme/cbc:TaxLevelCode',
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invoice.invoice_customer.responsability_code)
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fexml.set_element('/fe:Invoice/fe:AccountingCustomerParty/cbc:AdditionalAccountID',
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invoice.invoice_customer.organization_code)
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fexml.set_element('/fe:Invoice/fe:AccountingCustomerParty/fe:Party/cac:PartyName/cbc:Name',
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invoice.invoice_customer.name)
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fexml.set_element('/fe:Invoice/cac:AccountingCustomerParty/cac:Party/cac:PartyTaxScheme/cbc:CompanyID',
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invoice.invoice_customer.ident)
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fexml.set_element('/fe:Invoice/fe:AccountingCustomerParty/fe:Party/fe:PartyLegalEntity/cbc:RegistrationName',
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invoice.invoice_customer.legal_name)
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fexml.set_element('/fe:Invoice/fe:AccountingCustomerParty/fe:Party/fe:PhysicalLocation/fe:Address/cac:AddressLine/cbc:Line',
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invoice.invoice_customer.address)
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fexml.set_element('/fe:Invoice/fe:LegalMonetaryTotal/cbc:LineExtensionAmount',
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invoice.invoice_legal_monetary_total.line_extension_amount,
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currencyID='COP')
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fexml.set_element('/fe:Invoice/fe:LegalMonetaryTotal/cbc:TaxExclusiveAmount',
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invoice.invoice_legal_monetary_total.tax_exclusive_amount,
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currencyID='COP')
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fexml.set_element('/fe:Invoice/fe:LegalMonetaryTotal/cbc:TaxInclusiveAmount',
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invoice.invoice_legal_monetary_total.tax_inclusive_amount,
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currencyID='COP')
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fexml.set_element('/fe:Invoice/fe:LegalMonetaryTotal/cbc:ChargeTotalAmount',
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invoice.invoice_legal_monetary_total.charge_total_amount,
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currencyID='COP')
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fexml.set_element('/fe:Invoice/fe:LegalMonetaryTotal/cbc:PayableAmount',
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invoice.invoice_legal_monetary_total.payable_amount,
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currencyID='COP')
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fexml.set_element('/fe:Invoice/cbc:LineCountNumeric', len(invoice.invoice_lines))
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next_append = False
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for index, invoice_line in enumerate(invoice.invoice_lines):
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line = fexml.fragment('/fe:Invoice/fe:InvoiceLine', append=next_append)
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next_append = True
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line.set_element('/fe:InvoiceLine/cbc:ID', index + 1)
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line.set_element('/fe:InvoiceLine/cbc:InvoicedQuantity', invoice_line.quantity, unitCode = 'NAR')
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line.set_element('/fe:InvoiceLine/cbc:LineExtensionAmount', invoice_line.total_amount, currencyID="COP")
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line.set_element('/fe:InvoiceLine/fe:Price/cbc:PriceAmount', invoice_line.price_amount, currencyID="COP")
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line.set_element('/fe:InvoiceLine/fe:Item/cbc:Description', invoice_line.description)
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return fexml
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def issue_time(self, datetime_):
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return datetime_.strftime('%H:%M:%S%z')
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def issue_date(self, datetime_):
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return datetime_.strftime('%Y-%m-%d')
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